Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California


Version #5: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 1:28:47 PM (PDT) on Friday, September 10, 2021.
The magnitude 1.1 event occurred 17 km (10 miles) ESE of Julian, CA.
The hypocentral depth is 8 km ( 5 miles).


Magnitude 1.1 - local magnitude (Ml)
Time Friday, September 10, 2021 at 1:28:47 PM (PDT)
Friday, September 10, 2021 at 20:28:47 (UTC)
Distance from Julian, CA - 17 km (10 miles) ESE (108 degrees)
Pine Valley, CA - 25 km (16 miles) NNE (21 degrees)
Borrego Springs, CA - 25 km (16 miles) SSW (192 degrees)
Ocotillo Wells, CA - 31 km (19 miles) WSW (247 degrees)
San Diego Country Estates, CA - 33 km (20 miles) E (85 degrees)
Coordinates 33 deg. 2.0 min. N (33.033N), 116 deg. 26.0 min. W (116.433W)
Depth 7.71 km (4.8 miles)
Quality Good
Location Quality Parameters Nst=40, Nph=69, Dmin=4.9 km, Rmss=0.18 sec, Erho=0.19 km, Erzz=0.61 km, Gp=63 degrees
Event ID# ci39804711
Additional Information Map

For more information, see https://earthquake.usgs.gov

[ Index map || Big earthquake list || All earthquake list || Glossary of terms || Top page ]
[ Did you feel it? || ShakeMaps || Relative2Me ]
[ Data Sources ]

Special maps
Long Valley || Los Angeles || San Francisco

Data Sources
US and World - USGS/NEIC = National Earthquake Information Center
Northern California - UCB = University of California, Berkeley
Southern California - Caltech = California Institute of Technology
Nevada - UNR = University of Nevada, Reno
Offshore = West Coast & Alaska Tsunami Warning Center
...all members of the Advanced National Seismic System (ANSS)